How about Yingjing casserole in Ya 'an, Sichuan?

Sichuan Ya 'an Yingjing Casserole is famous for its unique production technology and materials, and has the following characteristics:

1. The main raw material of Yingjing casserole is clay, commonly known as white mud. This kind of soil is fine, sticky, pollution-free, toxic and harmful, and ecological. This kind of clay is only available in the ancient city of Yingjing.

2. The manufacturing method of Yingjing sand tile is divided into picking, crushing, stirring, embryo making, drying, baking, glazing, discharging and warehousing. The process requirements are interlocking and meticulous. Among them, embryo molding is an important link in the process of sand making, and the weight of manual work, the exquisite pattern and the degree of polishing are directly related to the quality of finished products. The firing temperature and glaze quality also determine the product quality.

3. Yingjing Sandware has a simple and unique history. According to the Records of Ancient City and Village in Liuhe Township, Yingjing County, Yingjing has a long history of making mud and sand. According to the textual research of Qin and Han cultural relics excavated by the archaeologist 1982, there were sand wares produced as early as 2000 years ago.

4. Yingjing sand craft belongs to the national intangible cultural heritage, and its products have been widely recognized and praised in domestic and foreign markets.

To sum up, Sichuan Ya 'an Yingjing Casserole has become a local cultural card with its unique production technology and materials, as well as a long history and cultural connotation, which has extremely high scientific and technological value and historical and cultural value.